2012 Section 16 Reports

The Officers, Directors and certain Shareholders of Union Pacific Corporation are required to file reports with the SEC under Section 16 of the Securities Exchange Act of 1934. The following Section 16 reports are identified by the last name of the person filing the report (or the name of the entity filing the report) and the date the report was filed with the SEC:

Jan. 4, 2012

Union Pacific maintains Section 16 reports on this Web site for a period of at least 12 months, and you may access electronically filed Section 16 reports that are older than 12 months through the EDGAR filing system maintained by the SEC. You can link directly to all of these electronically filed reports from the SEC's Edgar Web site. In accordance with SEC rules, Union Pacific began posting Section 16 reports to our Web site on June 30, 2003, and reports filed in paper format prior to this date will not be available on the SEC's EDGAR system. Paper copies of these older reports are available free of charge by writing to: